Solving One-Step Equations

Practice 2
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Quick Review: You can solve one step equations using inverse operations.  Addition and subtraction are inverse operations, and multiplication and division are inverse operations.

Identify which operation you would use to SOLVE the following equations.

     n + 8  = 15       

 

     n - 18 = 25  =        

 

      20t =  40         

 

     n - 1.5  = 4            

 

     n ÷ 3 =  9         

 

     3n    =   9              

 

     n/20 =  3          

 

     n + 5  =  20           

 

 

Solve for the variable in each equation


n + 3 = 4

 


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n - 6 = 13

 


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n
÷ 3 = 9

 


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8m
= 24

 


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10k = 0

 


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